The European Space Agency (ESA) announced the completion of the first hot-fire test campaign for the Greta rocket engine.

ESA Eyes Full Hydrogen Peroxide Engine Demonstration is published in Aerospace Daily & Defense Report, an Aviation Week Intelligence Network (AWIN) Market Briefing and is included with your AWIN ...

Add Yahoo as a preferred source to see more of our stories on Google. A hydrogen leak at the base of NASA's Artemis II moon rocket threw a wrench into a carefully planned countdown "wet dress" ...

CAPE CANAVERAL, Fla. — Technicians at Kennedy Space Center are working to resolve a liquid hydrogen leak discovered during a recent fueling test for NASA’s Artemis II mission. The issue surfaced ...

A hydrogen leak at the base of NASA's Artemis II moon rocket on Monday threw a wrench into a carefully planned countdown "wet dress" rehearsal, interrupting a test intended to help clear the way ...

NASA has delayed the Artemis II launch until March at the earliest after engineers discovered hydrogen leaks during last night's wet dress rehearsal. When you purchase through links on our site, we ...

CAPE CANAVERAL, Fla. — NASA’s long-awaited moonshot with astronauts is off until at least March because of hydrogen fuel leaks that marred the dress rehearsal of its giant new rocket. It’s the same ...

If all had gone according to plan, four astronauts might have been returning just this week from a history-making, 10-day slingshot trip around the moon. Instead, NASA’s engineers have been grappling ...

Add Yahoo as a preferred source to see more of our stories on Google. Technicians at Kennedy Space Center are working to resolve a liquid hydrogen leak discovered during a recent fueling test for NASA ...

CAPE CANAVERAL, Fla. (AP) — NASA's long-awaited moonshot with astronauts is off until at least March because of hydrogen fuel leaks that marred the dress rehearsal of its giant new rocket. It's the ...